Theoretical investigation on the emission lifetime of electrical excited state for NH_2 radical NH2自由基电子激发态荧光寿命的理论计算
This paper reports some applications of transient radio frequency optogalvanic spectros-copy. ( TROGS) to the measurements of lifetime and electron collision loss rate of the ato-mic metastable state and the lifetime of atomic high excited state in plasma. 本文报导瞬态射频光电流技术在测量等离子体中原子亚稳态寿命、电子碰撞损耗率及高激发态能级寿命方面的应用。
The two photon absorption coefficient, the excited absorption cross section and the lifetime of excited state of CS2 are obtained. 通过理论拟合实验结果得到了CS2的双光子吸收系数、激发态吸收截面以及激发态寿命。
Rare-earth ions are suitable to be upconversion luminescent materials, for that they have stable chemical property, rich energy levels in the ultraviolet-visible-near infrared spectral region, and long lifetime of excited state. 稀土离子具有稳定的化学性质,在紫外-可见-红外范围内都有丰富的能级,并且这些能级都具有较长的能级寿命,因此稀土离子非常适合作为上转换发光材料。